<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>D3交互式数据可视化</title>
</head>
<body>
	<div class="bar">
		
	</div>
	
	<script src="js/d3_3.5.7.js"></script>
	<script>
		var width = 500;
		var height = 500
		var svg = d3.select(".bar").append('svg').attr({"width":width,"height":height});
		
		var dataset = [{name:"1月",value:300},{name:"2月",value:500},{name:"3月",value:700},{name:"4月",value:900}];
		var rect = svg.selectAll("")
	</script>
</body>
</html>